CN109700427A - A kind of cornea contact electrode and working method that can measure pupil size simultaneously - Google Patents
A kind of cornea contact electrode and working method that can measure pupil size simultaneously Download PDFInfo
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- CN109700427A CN109700427A CN201910150452.0A CN201910150452A CN109700427A CN 109700427 A CN109700427 A CN 109700427A CN 201910150452 A CN201910150452 A CN 201910150452A CN 109700427 A CN109700427 A CN 109700427A
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Abstract
The present invention provides a kind of cornea contact electrodes and working method that can measure pupil size simultaneously, including contact lens；The contact lens and Corneal Contact are provided with recording electrode on one side；The recording electrode is visual electrophysiology cornea contact electrode；The contact lens is not provided with pupil diameter sensor with Corneal Contact on one side, is carried out by the size of transparent contact lens to pupil photosensitive；While measuring cornea electric-physiology parameter, pass through the size of pupil diameter sensor synchronous recording pupil.Compared with prior art, technical solution of the present invention can measure pupil size under natural light, and can be while measuring cornea electric-physiology parameter, while record pupil size.
Description
Technical field
The present invention relates to medical electronic field, in particular to a kind of cornea contact electrode that can measure pupil size simultaneously and
Working method.
Background technique
The position that hard corneal contact lens electrode can more steadily fix electrode prevents from shifting, and can effectively prevent tear
Evaporation can be effectively protected cornea in prolonged electrophysiologic study to prevent cornea from drying occurs, reduce cornea
The generation of ulcer, thus improve the stability of detection, repeatability and and reduce detection bring wound, improve the precision of detection.
Pupil size is a key factor for influencing visual electrophysiology result: the area and pupil of flash stimulation retina
Area it is directly proportional, sufficiently dissipate big pupil be obtain ideal ERG one of condition.But the scattered conference of pupil is led when doing VEP inspection
Visual impairment is caused, the clarity of imaging is influenced, declines the amplitude of P 100, reducing pupil diameter again can be because of Retinal illumination
Measured should carry out under normal pupil available light when declining and cause 100 peak Shi Yanchang of P, therefore doing VEP inspection.
Summary of the invention
The present invention provides a kind of cornea contact electrodes that can measure pupil size simultaneously, have convenient for surveying under natural light
The characteristics of measuring pupil size, and be convenient for while measuring cornea electric-physiology parameter, while recording pupil size.
The present invention also provides a kind of cornea contact electrode working method that can measure pupil size simultaneously, having can be
Measure pupil size under natural light, and can be while measuring cornea electric-physiology parameter, while the characteristics of record pupil size.
A kind of cornea contact electrode that can measure pupil size simultaneously provided according to the present invention, which is characterized in that including
Contact lens；The contact lens and Corneal Contact are provided with recording electrode on one side；The recording electrode is vision electricity
Physiology cornea contact electrode；The contact lens is not provided with pupil diameter sensor with Corneal Contact on one side, by saturating
Bright contact lens carries out the size of pupil photosensitive.
The recording electrode uses conductive fiber material；The conductive fiber material is carbon material, the silver-plated material of gilding
Material or other conductive and flexible materials nonirritant to ocular tissue.
The recording electrode uses ring electrode.
It is provided with through-hole on the contact lens, conducting wire, the end of conducting wire and ring shaped conductive fiber are provided in through-hole
Material, which connects, constitutes active electrode；Reference electrode and/or grounding electrode are stainless steel acicular texture.
The recording electrode is spun gold electrode.
The recording electrode and contact lens are binded using light curable glue.
The pupil diameter sensor is arranged in ring electrode inner ring.
The pupil diameter sensor is strip sensor, across covering iris region and leans out iris region to pupil
Area, and part covering lesser ring of Merkel.
The pupil diameter covers disposed on sensor is equipped with antenna, using wireless mode correspondence with foreign country.
A kind of cornea contact electrode working method that can measure pupil size simultaneously provided according to the present invention, at above-mentioned angle
It is realized on the basis of film contact electrode, while measuring cornea electric-physiology parameter, passes through pupil diameter sensor synchronous recording
The size of pupil.
It is communicated between the pupil diameter sensor and signal processor using wireless signal.
Compared with prior art, technical solution of the present invention can measure pupil size under natural light, and can measure
While cornea electric-physiology parameter, while recording pupil size.
Detailed description of the invention
Fig. 1 is the contact electrode of a wherein embodiment of the invention and the schematic diagram of Corneal Contact cooperation.
Specific embodiment
In order to make the objectives, technical solutions, and advantages of the present invention clearer, with reference to the accompanying drawings and embodiments, right
The present invention is further elaborated.It should be appreciated that described herein, specific examples are only used to explain the present invention, not
For limiting the present invention.
Any feature disclosed in this specification (including abstract and attached drawing) unless specifically stated can be equivalent by other
Or the alternative features with similar purpose are replaced.That is, unless specifically stated, each feature is a series of equivalent or class
Like an example in feature.
As shown in Figure 1, a kind of cornea contact electrode that can measure pupil size simultaneously provided according to the present invention, including angle
Film contact lense；The contact lens and Corneal Contact are provided with recording electrode on one side；The recording electrode is raw for vision electricity
Manage cornea contact electrode；The contact lens is not provided with pupil diameter sensor with Corneal Contact on one side, by transparent
Contact lens the size of pupil is carried out it is photosensitive.
As a kind of embodiment of the invention, contact lens has two sides, and the one side with Corneal Contact is medial surface, on the contrary
Face is lateral surface.Medial surface is provided with recording electrode, the vision physiological parameter for subsidiary cornea.Lateral surface is provided with pupil
Bore dia sensor, it is photosensitive by size progress of the transparent contact lens to pupil, convenient for measuring pupil under natural light
Size, and be convenient for while measuring cornea electric-physiology parameter, while recording pupil size.
As one embodiment of the present invention, the recording electrode uses conductive fiber material；The conductive fiber material
Material is carbon material, gilding silver coating material or other conductive and flexible materials nonirritant to ocular tissue.
As one embodiment of the present invention, as shown in Figure 1, the recording electrode uses ring electrode.
As one embodiment of the present invention, as shown in Figure 1, through-hole is provided on the contact lens, in through-hole
It is provided with conducting wire, the end of conducting wire connects with ring shaped conductive fibrous material constitutes active electrode；Reference electrode and/or grounding electrode
For stainless steel acicular texture.
As one embodiment of the present invention, the recording electrode is spun gold electrode, as shown in Figure 1, for cyclic annular spun gold,
Diameter makes referring to previous Corneal electrode diameter (7-8mm).
As one embodiment of the present invention, the recording electrode and contact lens are binded using light curable glue.
When production, recording electrode and contact lens is binded using light curable glue, and irradiate 60min under ultraviolet light, accelerated solid
Change process, recording electrode bind stronger with cornea.
As one embodiment of the present invention, as shown in Figure 1, the pupil diameter sensor is arranged in ring electrode
Circle.
As one embodiment of the present invention, as shown in Figure 1, the pupil diameter sensor is strip sensor, it is horizontal
Across covering iris region and iris region is leant out to lesser ring of Merkel, and part covers lesser ring of Merkel.It can be embodiment party shown in FIG. 1
Formula, intermediate border circular areas are lesser ring of Merkel, and the outer boundary of lesser ring of Merkel is the inner boundary of iris region, with the contraction or expansion of pupil
Greatly, the inner boundary of iris is with the stretching, extension of pupil direction or outside boundary contraction.The strip sensor is one by transparent material
Constitute thin type strip sensor (photosensitive element, across covering iris region after, can feel completely shrink and it is fully expanded
Pupil).The diameter for perceiving pupil by the reflection light of central lesser ring of Merkel by detecting, when expanding such as pupil in pupil
Light die down, light when myosis in pupil becomes strong.Pupil diameter sensing system include the strip sensor and
Signal processor.The signal processor is configured to receive the signal from least one sensor, executes Digital Signal Processing,
And the pupil diameter size measured to system controller output.
It is adopted as one embodiment of the present invention as shown in Figure 1, the pupil diameter covers disposed on sensor is equipped with antenna
Wirelessly externally (signal processor) communication.
A kind of cornea contact electrode working method that can measure pupil size simultaneously provided according to the present invention, at above-mentioned angle
It is realized on the basis of film contact electrode, while measuring cornea electric-physiology parameter, passes through pupil diameter sensor synchronous recording
The size of pupil.
It is communicated between the pupil diameter sensor and signal processor using wireless signal.
As one embodiment of the present invention, pupil diameter sensing system is placed in Corneal Contact ring, favorably
In more accurately analysis data, pass through the pupil size of built-in pupil diameter sensing system synchronous recording animal, Ke Yiwei
The result reliability of visual electrophysiology and comparability provide foundation between different animals, provide for scientific experiment more objective
As a result.
Claims (10)
1. a kind of cornea contact electrode that can measure pupil size simultaneously, which is characterized in that including contact lens；The cornea
Contact lense and Corneal Contact are provided with recording electrode on one side；The recording electrode is visual electrophysiology cornea contact electrode；Institute
It states contact lens and is not provided with pupil diameter sensor on one side with Corneal Contact, by transparent contact lens to pupil
Size carry out it is photosensitive.
2. cornea contact electrode according to claim 1, which is characterized in that the recording electrode uses conductive fiber material
Material；The conductive fiber material is carbon material, gilding silver coating material or other are conductive and to nonirritant soft of ocular tissue
Soft material.
3. cornea contact electrode according to claim 1, which is characterized in that the recording electrode uses ring electrode.
4. cornea contact electrode according to claim 1, which is characterized in that it is provided with through-hole on the contact lens,
Conducting wire is provided in through-hole, the end of conducting wire connects with ring shaped conductive fibrous material constitutes active electrode；It reference electrode and/or connects
Ground electrode is stainless steel acicular texture.
5. cornea contact electrode according to claim 1, which is characterized in that the recording electrode is spun gold electrode.
6. cornea contact electrode according to claim 1, which is characterized in that the recording electrode and contact lens use
Light curable glue bonding.
7. cornea contact electrode according to claim 3, which is characterized in that the pupil diameter sensor is arranged in ring-type
Electrode inner ring.
8. cornea contact electrode according to claim 1, which is characterized in that the pupil diameter sensor is bar shaped sensing
Device across covering iris region and leans out iris region to lesser ring of Merkel, and part covers lesser ring of Merkel.
9. cornea contact electrode according to claim 1, which is characterized in that the pupil diameter covers disposed on sensor is equipped with day
Line, using wireless mode correspondence with foreign country.
10. a kind of cornea contact electrode working method that can measure pupil size simultaneously, described in one of claims 1 to 9
It realizes on the basis of cornea contact electrode, while measuring cornea electric-physiology parameter, remembers by the way that pupil diameter sensor is synchronous
Record the size of pupil.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910150452.0A CN109700427A (en) | 2019-02-28 | 2019-02-28 | A kind of cornea contact electrode and working method that can measure pupil size simultaneously |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910150452.0A CN109700427A (en) | 2019-02-28 | 2019-02-28 | A kind of cornea contact electrode and working method that can measure pupil size simultaneously |
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| Publication Number | Publication Date |
|---|---|
| CN109700427A true CN109700427A (en) | 2019-05-03 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201910150452.0A Pending CN109700427A (en) | 2019-02-28 | 2019-02-28 | A kind of cornea contact electrode and working method that can measure pupil size simultaneously |
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Citations (9)
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|---|---|---|---|---|
| GB2265003A (en) * | 1989-04-26 | 1993-09-15 | Glynn Christopher J | Real-time monitoring of human bodily functions using optical measurements of the eye |
| CN2626430Y (en) * | 2003-06-30 | 2004-07-21 | 苏州六六视觉科技股份有限公司 | Optical scopic electric physiological cornea contact lens electrode |
| CN1907213A (en) * | 2006-08-29 | 2007-02-07 | 上海市第一人民医院 | Microelectrode for recording laboratory animal visual sense electrophysiological reaction |
| US20090122263A1 (en) * | 2007-11-12 | 2009-05-14 | Takuya Hara | Ophthalmic apparatus |
| US20100253910A1 (en) * | 2009-04-07 | 2010-10-07 | Kowa Company Ltd. | Ocular light stimulus apparatus |
| US20140240665A1 (en) * | 2013-02-28 | 2014-08-28 | Johnson & Johnson Vision Care, Inc. | Electronic ophthalmic lens with rear-facing pupil diameter sensor |
| WO2015166549A1 (en) * | 2014-04-30 | 2015-11-05 | 株式会社クリュートメディカルシステムズ | Ocular function measurement device |
| US20170049395A1 (en) * | 2015-08-20 | 2017-02-23 | Zansors Llc | Neuro-vigilance integrated contact eye lens and system |
| US20180088351A1 (en) * | 2016-09-23 | 2018-03-29 | Verily Life Sciences Llc | Rigid, Gas-Permeable Polymer As Over-Mold And Sealant For Adaptive Ophthalmic Lens |
-
2019
- 2019-02-28 CN CN201910150452.0A patent/CN109700427A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2265003A (en) * | 1989-04-26 | 1993-09-15 | Glynn Christopher J | Real-time monitoring of human bodily functions using optical measurements of the eye |
| CN2626430Y (en) * | 2003-06-30 | 2004-07-21 | 苏州六六视觉科技股份有限公司 | Optical scopic electric physiological cornea contact lens electrode |
| CN1907213A (en) * | 2006-08-29 | 2007-02-07 | 上海市第一人民医院 | Microelectrode for recording laboratory animal visual sense electrophysiological reaction |
| US20090122263A1 (en) * | 2007-11-12 | 2009-05-14 | Takuya Hara | Ophthalmic apparatus |
| US20100253910A1 (en) * | 2009-04-07 | 2010-10-07 | Kowa Company Ltd. | Ocular light stimulus apparatus |
| US20140240665A1 (en) * | 2013-02-28 | 2014-08-28 | Johnson & Johnson Vision Care, Inc. | Electronic ophthalmic lens with rear-facing pupil diameter sensor |
| CN104013382A (en) * | 2013-02-28 | 2014-09-03 | 庄臣及庄臣视力保护公司 | Electronic ophthalmic lens with rear-facing pupil diameter sensor |
| WO2015166549A1 (en) * | 2014-04-30 | 2015-11-05 | 株式会社クリュートメディカルシステムズ | Ocular function measurement device |
| US20170049395A1 (en) * | 2015-08-20 | 2017-02-23 | Zansors Llc | Neuro-vigilance integrated contact eye lens and system |
| US20180088351A1 (en) * | 2016-09-23 | 2018-03-29 | Verily Life Sciences Llc | Rigid, Gas-Permeable Polymer As Over-Mold And Sealant For Adaptive Ophthalmic Lens |
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